Agricultural Baler Control System Slope Detection

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Solution Overview

Problem

Agricultural balers often become plugged, leading to reduced baling efficiency and pose risks due to bales rolling on slopes, causing damage and injury, as existing systems lack effective control over terrain slope during bale deposition.

Innovation Solution

An agricultural material baling system with a control system that determines terrain slope and adjusts the bale release location to prevent rolling, using data from sensors and topographical mapping to ensure safe bale placement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the baler releases the bale at the current location on a slope, then the baling operation continues without interruption, but the bale may roll down the slope causing damage and injury

Engineering Contradiction:
Improvebaling rateVSAvoidbale rolling damage
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The control system performs preliminary detection of terrain slope using sensors and topographical mapping before the bale is released. By identifying slope conditions in advance and calculating an alternative release location on stable terrain, the system prevents the harmful effect of bale rolling while maintaining continuous baling operation

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The control system acts as an intermediary between the baling operation and the terrain conditions. It processes slope data, determines safe release locations, and provides guidance to the operator, thereby mediating between the need for continuous productivity and the need to prevent bale rolling damage

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the operator stops the baling operation to remove plugged material, then the plugging problem is resolved, but the overall baling rate decreases

Engineering Contradiction:
Improvebaler operation continuityVSAvoidbaling rate
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The control system continuously monitors baling operation parameters and terrain conditions, providing feedback to the operator. By detecting potential plugging conditions or slope issues in advance and guiding corrective actions, the system maintains operational reliability while minimizing interruptions to the baling rate

Inventive Principle:
Principle #23Feedback

3Device complexity

If the baler uses traditional bale release method without slope consideration, then the system remains simple, but bales may roll on sloped terrain causing injury and damage

Engineering Contradiction:
Improvecontrol system complexityVSAvoidbale rolling injury
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces complex mechanical slope detection and bale positioning mechanisms with electronic sensors and computational algorithms. The control system uses GPS, accelerometers, and topographical mapping data to automatically determine safe release locations, achieving safety without significant mechanical complexity

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The control system automatically performs slope detection, analysis, and release location determination without requiring manual intervention. The system serves itself by processing terrain data and providing guidance information, thereby preventing bale rolling injuries while maintaining operational simplicity

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10757865B2Agricultural baler control system
Publication Date: 2020.09.01 DEERE & CO
  • US10757865B2 patent drawing
  • US10757865B2 patent drawing
  • US10757865B2 patent drawing

AI summary

An agricultural material baling system comprises, in one example, a bale forming component configured to form a bale of agricultural material from a terrain, and a control system configured to determine that the bale is to be released from the baling system onto the terrain, determine that a current location of the baling system has a slope above a threshold, determine a different location, that is spaced apart from the current location, for releasing the bale onto the terrain, and provide an output indicative of the different location. In one example, the control system is configured to receive yield data indicative of a volume of agricultural material in a path of the baler and to control the baling system based on the yield data. In one example, the yield data is obtained from a raking operation that rakes the agricultural material into a windrow.